Home / 1,271,651.77-1,907,472.79-325,020.97

Finding the Fourth Proportional to 1,271,651.77, 1,907,472.79 and 325,020.97

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Solution

The fourth proportional to 1,271,651.77, 1,907,472.79 and 325,020.97 is: 487,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,651.77 : 1,907,472.79 = 325,020.97 : x
  2. Step 2: Convert to fraction form
    1,271,651.77/1,907,472.79 = 325,020.97/x
  3. Step 3: Cross multiply
    1,271,651.77x = 1,907,472.79 × 325,020.97
  4. Step 4: Simplify right side
    1,271,651.77x = 619,968,656,454.41
  5. Step 5: Solve for x
    x = 619,968,656,454.41/1,271,651.77
  6. Step 6: Final answer
    x = 487,530.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.